178193340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{281}}^1$

素因数の和:580

約数の個数: 144

約数和(自身を含む): 586325376

約数和(自身を除く): 408132036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 271, 281, 390, 468, 542, 562, 585, 780, 813, 843, 1084, 1124, 1170, 1355, 1405, 1626, 1686, 2340, 2439, 2529, 2710, 2810, 3252, 3372, 3523, 3653, 4065, 4215, 4878, 5058, 5420, 5620, 7046, 7306, 8130, 8430, 9756, 10116, 10569, 10959, 12195, 12645, 14092, 14612, 16260, 16860, 17615, 18265, 21138, 21918, 24390, 25290, 31707, 32877, 35230, 36530, 42276, 43836, 48780, 50580, 52845, 54795, 63414, 65754, 70460, 73060, 76151, 105690, 109590, 126828, 131508, 152302, 158535, 164385, 211380, 219180, 228453, 304604, 317070, 328770, 380755, 456906, 634140, 657540, 685359, 761510, 913812, 989963, 1142265, 1370718, 1523020, 1979926, 2284530, 2741436, 2969889, 3426795, 3959852, 4569060, 4949815, 5939778, 6853590, 8909667, 9899630, 11879556, 13707180, 14849445, 17819334, 19799260, 29698890, 35638668, 44548335, 59397780, 89096670, 178193340]

約数ペア:

[(1, 178193340), (2, 89096670), (3, 59397780), (4, 44548335), (5, 35638668), (6, 29698890), (9, 19799260), (10, 17819334), (12, 14849445), (13, 13707180), (15, 11879556), (18, 9899630), (20, 8909667), (26, 6853590), (30, 5939778), (36, 4949815), (39, 4569060), (45, 3959852), (52, 3426795), (60, 2969889), (65, 2741436), (78, 2284530), (90, 1979926), (117, 1523020), (130, 1370718), (156, 1142265), (180, 989963), (195, 913812), (234, 761510), (260, 685359), (271, 657540), (281, 634140), (390, 456906), (468, 380755), (542, 328770), (562, 317070), (585, 304604), (780, 228453), (813, 219180), (843, 211380), (1084, 164385), (1124, 158535), (1170, 152302), (1355, 131508), (1405, 126828), (1626, 109590), (1686, 105690), (2340, 76151), (2439, 73060), (2529, 70460), (2710, 65754), (2810, 63414), (3252, 54795), (3372, 52845), (3523, 50580), (3653, 48780), (4065, 43836), (4215, 42276), (4878, 36530), (5058, 35230), (5420, 32877), (5620, 31707), (7046, 25290), (7306, 24390), (8130, 21918), (8430, 21138), (9756, 18265), (10116, 17615), (10569, 16860), (10959, 16260), (12195, 14612), (12645, 14092)]